Zingerone

(3R,5R)-1-(4-Hydroxyphenyl)-7-phenyl-3,5-heptanediol is an antiemetic found in Alpinia officinarum that significantly inhibits copper sulfate-induced emesis in young chicks (with an inhibition rate of 50.9% at a dose of 20 mg/kg and 37.7% at a dose of 50 mg/kg).

Magnoloside A has potent antifungal activities against various Cryptococcus strains with minimum inhibitory concentration values ranging from 1.0 to 4.0 ug/ml.